Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Consolidated Statements Of Operations [Abstract]
Revenues	$ 256,657	$ 270,234	$ 162,039
Cost of sales (excluding depreciation and amortization)	192,088	198,651	110,953
Gross profit	64,569	71,583	51,086
Operating expenses:
General and administrative	56,419	47,071	36,201
Selling, marketing and service	8,890	7,381	5,560
Depreciation and amortization	8,902	7,287	4,780
Restructuring charges	427	1,205	2,675
Total operating expenses	74,638	62,944	49,216
Operating income (loss)	(10,069)	8,639	1,870
Other income and (expenses):
Gain on sale of unconsolidated affiliate			1,439
Interest and other income	215	81	88
Interest expense	(1,236)	(817)	(449)
Income (loss) before income taxes	(11,090)	7,903	2,948
Income tax expense (benefit)	(4,098)	3,672	850
Income (loss) from continuing operations	(6,992)	4,231	2,098
Discontinued operations (Note 6):
Income from operations, net of tax			78
Gain on disposal, net of tax
Income from discontinued operations, net of tax			78
Net income (loss)	(6,992)	4,231	2,176
Net loss attributable to non-controlling interest		181	902
Net income (loss) attributable to PowerSecure International, Inc.	$ (6,992)	$ 4,412	$ 3,078
Basic earnings (loss) per share attributable to PowerSecure International, Inc. common stockholders
Income (loss) from continuing operations	$ (0.31)	$ 0.22	$ 0.16
Income from discontinued operations
Net income (loss) attributable to PowerSecure International, Inc. common stockholders	$ (0.31)	$ 0.22	$ 0.16
Diluted earnings (loss) per share attributable to PowerSecure International, Inc. common stockholders
Income (loss) from continuing operations	$ (0.31)	$ 0.22	$ 0.16
Income from discontinued operations
Net income (loss) attributable to PowerSecure International, Inc. common stockholders	$ (0.31)	$ 0.22	$ 0.16